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typeck.c (casts_away_constness, [...]): Strip both parts of pointer to data member types.

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* typeck.c (casts_away_constness, casts_away_constness_r): Strip both
	parts of pointer to data member types.

From-SVN: r27138
This commit is contained in:
Jason Merrill 1999-05-25 11:55:58 +00:00 committed by Jason Merrill
parent b7e48b2d29
commit 3e0b47108c
2 changed files with 10 additions and 4 deletions
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5
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
1999-05-25 Jason Merrill <jason@yorick.cygnus.com>
* typeck.c (casts_away_constness, casts_away_constness_r): Strip both
parts of pointer to data member types.
1999-05-24 Mark Mitchell <mark@codesourcery.com>
* decl2.c (mark_vtable_entries): Don't make a copy of a function,

9
gcc/cp/typeck.c
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@ -7771,9 +7771,9 @@ casts_away_constness_r (t1, t2)
pointer to member level is ignored when determining if a const
cv-qualifier has been cast away. */
if (TYPE_PTRMEM_P (*t1))
*t1 = build_pointer_type (TREE_TYPE (*t1));
*t1 = build_pointer_type (TREE_TYPE (TREE_TYPE (*t1)));
if (TYPE_PTRMEM_P (*t2))
*t2 = build_pointer_type (TREE_TYPE (*t2));
*t2 = build_pointer_type (TREE_TYPE (TREE_TYPE (*t2)));
/* [expr.const.cast]
@ -7844,8 +7844,9 @@ casts_away_constness (t1, t2)
T2" casts away constness if a cast from an rvalue of type
"poitner to T1" to the type "pointer to T2" casts away
constness. */
return casts_away_constness (build_pointer_type (TREE_TYPE (t1)),
build_pointer_type (TREE_TYPE (t2)));
return casts_away_constness
(build_pointer_type (TREE_TYPE (TREE_TYPE (t1))),
build_pointer_type (TREE_TYPE (TREE_TYPE (t2))));
/* Casting away constness is only something that makes sense for
pointer or reference types. */